[INFO] updating cached repository DrJackilD/rust_temp_converter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DrJackilD/rust_temp_converter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DrJackilD/rust_temp_converter" "work/ex/beta-1.37-6/sources/1.36.0/gh/DrJackilD/rust_temp_converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DrJackilD/rust_temp_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DrJackilD/rust_temp_converter" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e39c85e4c9b1c944bf7d0f7e3085298dfe7b0fb1
[INFO] sha for GitHub repo DrJackilD/rust_temp_converter: e39c85e4c9b1c944bf7d0f7e3085298dfe7b0fb1
[INFO] validating manifest of DrJackilD/rust_temp_converter on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DrJackilD/rust_temp_converter on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing DrJackilD/rust_temp_converter
[INFO] finished frobbing DrJackilD/rust_temp_converter
[INFO] frobbed toml for DrJackilD/rust_temp_converter written to work/ex/beta-1.37-6/sources/1.36.0/gh/DrJackilD/rust_temp_converter/Cargo.toml
[INFO] started frobbing DrJackilD/rust_temp_converter
[INFO] finished frobbing DrJackilD/rust_temp_converter
[INFO] frobbed toml for DrJackilD/rust_temp_converter written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter/Cargo.toml
[INFO] crate DrJackilD/rust_temp_converter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing DrJackilD/rust_temp_converter against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fc46eb0bf53fd540119f59d12dec3f07b1b6664903da3012e6a5c9211edc6e96
[INFO] running `"docker" "start" "-a" "fc46eb0bf53fd540119f59d12dec3f07b1b6664903da3012e6a5c9211edc6e96"`
[INFO] [stderr]    Compiling temp_converter v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let converter: &Fn(f32) -> f32 = match direction {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "fc46eb0bf53fd540119f59d12dec3f07b1b6664903da3012e6a5c9211edc6e96"`
[INFO] running `"docker" "rm" "-f" "fc46eb0bf53fd540119f59d12dec3f07b1b6664903da3012e6a5c9211edc6e96"`
[INFO] [stdout] fc46eb0bf53fd540119f59d12dec3f07b1b6664903da3012e6a5c9211edc6e96
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] db86928eb063739eb24925c3421228e178ec03404a06d3ab5a34a69415d08f99
[INFO] running `"docker" "start" "-a" "db86928eb063739eb24925c3421228e178ec03404a06d3ab5a34a69415d08f99"`
[INFO] [stderr]    Compiling temp_converter v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let converter: &Fn(f32) -> f32 = match direction {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "db86928eb063739eb24925c3421228e178ec03404a06d3ab5a34a69415d08f99"`
[INFO] running `"docker" "rm" "-f" "db86928eb063739eb24925c3421228e178ec03404a06d3ab5a34a69415d08f99"`
[INFO] [stdout] db86928eb063739eb24925c3421228e178ec03404a06d3ab5a34a69415d08f99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DrJackilD/rust_temp_converter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c3f0ba5903f21b51cc4fe6f927a71d74594d3039b118225945062f160f8db4cb
[INFO] running `"docker" "start" "-a" "c3f0ba5903f21b51cc4fe6f927a71d74594d3039b118225945062f160f8db4cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/temp_converter-66ea352fca67f3cb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3f0ba5903f21b51cc4fe6f927a71d74594d3039b118225945062f160f8db4cb"`
[INFO] running `"docker" "rm" "-f" "c3f0ba5903f21b51cc4fe6f927a71d74594d3039b118225945062f160f8db4cb"`
[INFO] [stdout] c3f0ba5903f21b51cc4fe6f927a71d74594d3039b118225945062f160f8db4cb